/*
 * Copyright (C) 2010 Geometer Plus <contact@geometerplus.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

package org.geometerplus.fbreader.network.tree;

import org.geometerplus.fbreader.network.NetworkBookItem;
import org.geometerplus.fbreader.network.NetworkTree;
import org.geometerplus.fbreader.tree.FBTree;
import org.geometerplus.zlibrary.core.image.ZLImage;

import java.util.Set;
import java.util.TreeSet;


public class NetworkSeriesTree extends NetworkTree {

    public final String SeriesTitle;

    private final boolean myShowAuthors;

    NetworkSeriesTree(NetworkTree parent, String seriesTitle, int position, boolean showAuthors) {
        super(parent, position);
        SeriesTitle = seriesTitle;
        myShowAuthors = showAuthors;
    }

    @Override
    public String getName() {
        return SeriesTitle;
    }

    @Override
    public String getSummary() {
        if (!myShowAuthors) {
            return super.getSummary();
        }

        StringBuilder builder = new StringBuilder();
        int count = 0;

        Set<NetworkBookItem.AuthorData> authorSet = new TreeSet<NetworkBookItem.AuthorData>();
        for (FBTree tree : subTrees()) {
            if (!(tree instanceof NetworkBookTree)) {
                continue;
            }
            final NetworkBookItem book = ((NetworkBookTree) tree).Book;

            for (NetworkBookItem.AuthorData author : book.Authors) {
                if (!authorSet.contains(author)) {
                    authorSet.add(author);
                    if (count++ > 0) {
                        builder.append(",  ");
                    }
                    builder.append(author.DisplayName);
                    if (count == 5) {
                        return builder.toString();
                    }
                }
            }
        }
        return builder.toString();
    }

    @Override
    protected ZLImage createCover() {
        for (FBTree tree : subTrees()) {
            if (tree instanceof NetworkBookTree) {
                return ((NetworkBookTree) tree).createCover();
            }
        }
        return null;
    }
}
